Page 1

60V N -ch MOSFET
2SK3711
December 2005
■Features
• Low on-resistance
• Built-in gate protection diode
• Avalanche energy capability guaranteed
■Applications
• Electric power steering
• High current switching
■Equivalent circuit
G (1)
D (2)
S (3)
■Package—TO3P
Absolute maximum ratings
(Ta=25°C)
Characteristic Symbol Rating Unit
Drain to Source Voltage VDSS 60 V
Gate to Source Voltage VGSS ±20 V
Continuous Drain Current ID ±70A A
Pulsed Drain Current ID (pulse)
Maximum Power Dissipation PD 130 (Tc=25°C) W
Single Pulse Avalanche Energy EAS
Channel Temperature Tch 150 °C
Storage Temperature Tstg -55 to 150 °C
*1 PW≤100μs, duty cycle≤1%
*2 V
DD=20V, L=1mH, ILp=25A, unclamped, RG=50Ω. See Fig.1
*1
±140A A
*2
468 mJ
.
Sanken Electric Co.,Ltd.
http://www.sanken-ele.co.jp/en/
T02-002EA-051124
Page 2

60V N -ch MOSFET
2SK3711
December 2005
Electrical characteristics
(Ta=25°C)
Characteristic Symbol Test Conditions
Drain to Source breakdown Voltage
Gate to Source Leakage Current
Drain to Source Leakage Current
Gate Threshold Voltage
Forward Transconductance
Static Drain to Source On-Resistance
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Limits
MIN TYP MAX
V(BR)DSS ID=100μA,VGS=0V 60 V
IGSS V
IDSS VDS=60V, VGS=0V 100 μA
VTH VDS=10V, ID=1mA 2.0 3.0 4.0 V
Re(Yfs) VDS=10V, ID=35A 30 80 S
RDS(ON) ID=35A, VGS=10V 5.0 6.0 mΩ
Ciss 8000
Coss 1250
Crss
GS=± 1 5V ±10 μA
V
DS=10V
GS=0V
V
f=1MHz
1000
Unit
pF
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Source-Drain Diode Forward Voltage
Source-Drain Diode Recovery Time trr
td(on) 110
tr 100
td(off) 440
tf
VSD ISD=50A,VGS=0V 0.9 1.5 V
D=35A, VDD≈20V
I
RL=0.57Ω,
VGS=10V
Rg=22Ω
Refer to Fig. 2
ISD=25A,
di/dt=50A/μs
ns
160
100 ns
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 3

60V N -ch MOSFET
2SK3711
December 2005
Characteristic Curves (Tc=25°C)
80
70
60
50
40
ID (A)
30
20
10
0
0.0 0.5 1.0 1.5 2.0
2SK3711
I
Characteristic (typical)
D-VDS
VGS=10V
VGS=5.0V
VDS (V)
2SK3711
P
140
120
D-TC
100
80
PD (W)
60
40
20
Characteristic
Ta=25℃
VGS=4.5V
VGS=4.0V
12.0
10.0
8.0
6.0
RDS(ON) (mΩ)
4.0
2.0
0.0
∞ Fin
-100 -50 0 50 100 150 200
7.0
6.0
5.0
4.0
3.0
RDS(ON) (mΩ)
2.0
1.0
R
DS(ON)-ID
R
Tc (℃)
2SK3711
Characteristic (typical)
VGS=10V
ID=35A
Ta=25℃
VGS=10V
2SK3711
DS(ON)
-Tc Characteristic (typical)
0
0 50 100 150
D-VGS
Characteristic (typical)
I
80
70
60
50
40
ID (A)
30
20
10
0
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
Tc (℃)
2SK3711
VGS (V)
Tc=-55℃
Tc=25℃
Tc=150℃
VDS=10V
0.0
0 1020304050607080
DS-VGS
1.0
0.8
0.6
VDS (V)
0.4
0.2
0.0
0 5 10 15 20
V
ID (A)
2SK3711
Characteristic (typical)
VGS (V)
ID=70A
ID=35A
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 4

60V N -ch MOSFET
2SK3711
December 2005
Characteristic Curves (Tc=25°C)
80
70
60
50
40
IDR (A)
30
20
10
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
10
1
I
Characteristic (typical)
DR-VSD
2SK3711
VSD (V)
100000
10000
Tc=150℃
Tc=25℃
Tc=-55℃
Transient Thermal Resistance vs Pulse Width
capacitance (pF)
1000
100
01020304050
capacitance-V
2SK3711
Characteristic (typical)
DS
VDS (V)
Ta=25℃
VGS=0V
f=1MHz
Ciss
Coss
Crss
2SK3711
1000
100
10
ID [A]
1
0.1
0.1 1 10 100
2SK3711
SAFE OPERATING AREA
ID(pulse) max
RDS(on) LIMITED
10ms (1shot)
VDS [V]
1ms (1sh ot)
500μs(1shot
)
θj-c (℃/W)
0.1
0.01
0.0001 0.001 0.01 0.1 1 10 100
PW (sec)
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 5

60V N -ch MOSFET
2SK3711
December 2005
Fig.1 Unclamped Inductive Test Method
L
EAS=
1
•L•ILP2•
2
V
(BR)DSS
DD-(BR)DSS
VV
V
GS
0V
R
I
L
V
DS
I
G
V
DD
Lp
I
L
V
(BR)DSS
V
DS
V
DD
(a) Test Circuit (b) Waveforms
Fig.2 Switching Time Test Method
R
L
V
I
R
V
V
R
GS
0V
P.W.=10μs
Duty cycle≦1%
R
G
I
D
V
DS
(a) Test Circuit
V
DD
DD≈20V
D=35A
L=0.57Ω
GS=10V
G=22Ω
GS
V
V
DS
t
d(on)
t
r
t
on
t
d(off)
t
off
90%
10%
90%
10%
t
f
(b) Waveforms
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 6

60V N -ch MOSFET
2SK3711
December 2005
External Dimensions
MT100 (TO3P )
3.2
φ±0.1
1.0
±0.3
15.6
±0.3
14.0
±0.2
13.6
±0.2
9.6
±0.2
15.8
+0.2
-0.1
+0.2
+0.2
-0.1
2
3
+0.2
-0.1
-0.1
2
0.6
5.0
2.1
1.7
MAX
MAX
+0.2
-0.3
+0.2
-0.1
5.45
±0.1
5.45
±0.1
(1) (2) (3)
Mass: Approx. 6.0g
(1) Gate
(2) Drain (Back Side)
(3) Source
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 7

60V N -ch MOSFET
2SK3711
December 2005
<Worldwide Contacts>
Asia Pacific
China
Sanken Electric Hong Kong Co., Ltd.
Suite 1026 Ocean Centre, Canton Road, Tsimshatsui, Kowloon, Hong Kong
Tel: 852-2735-5262
Fax: 852-2735-5494
Sanken Electric (Shanghai) Co., Ltd.
Room3202, Maxdo Centre, Xingyi Road 8, Changning district, Shanghai, China
Tel: 86-21-5208-1177
Fax: 86-21-5208-1757
Taiwan Sanken Electric Co., Ltd.
Room 1801, 18th Floor, 88 Jung Shiau East Road, Sec. 2, Taipei 100, Taiwan R.O.C.
Tel: 886-2-2356-8161
Fax: 886-2-2356-8261
India
Saket Devices Pvt. Ltd.
Office No.13, First Floor, Bandal - Dhankude Plaza, Near PMT Depot, Paud Road, Kothrud, Pune - 411 038, India
Tel: 91-20-5621-2340
91-20-2528-5449
Fax: 91-20-2528-5459
Japan
Sanken Electric Co., Ltd. Overseas Sales Headquaters
Metropolitan Plaza Bldg. 1-11-1 Nishi-Ikebukuro, Toshima-ku, Tokyo 171-0021, Japan
Tel: 81-3-3986-6164
Fax: 81-3-3986-8637
Korea
Sanken Electric Korea Co., Ltd.
Mirae Asset Life Bldg. 6F, 168 Kongduk-dong, Mapo-ku, Seoul, 121-705, Korea
Tel: 82-2-714-3700
Fax: 82-2-3272-2145
Singapore
Sanken Electric Singapore Pte. Ltd.
150 Beach Road, #14-03 The Gateway West, Singapore 189720
Tel: 65-6291-4755
Fax: 65-6297-1744
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 8

60V N -ch MOSFET
2SK3711
December 2005
Europe
United Kingdom
Sanken Power Systems (UK) Limited
Pencoed Technology Park, Pencoed, Bridgend CF35 5HY. UK
Tel: 44-1656-869-100
Fax: 44-1656-869-162
North America
United States
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Worcester, Massachusetts 01606, U.S.A.
Tel: 1-508-853-5000
Fax: 1-508-853-3353
Allegro MicroSystems, Inc. (Southern California)
14 Hughes Street, Suite B105, Irvine, CA 92618
Tel: 1-949-460-2003
Fax: 1-949-460-7837
Sanken Electric Co.,Ltd.
T02-002EA-051124
Page 9

60V N -ch MOSFET
2SK3711
December 2005
CAUTION / WARNING
●The information in this publication has been carefully checked and is believed to be accurate; however, no responsibility
is assumed for inaccuracies.
● Sanken reserves the right to make changes without further notice to any products herein in the interest of improvements
in the performance, reliability, or manufacturability of its products.
Before placing an order, Sanken advises its customers to obtain the latest version of the relevant information to verify that
the information being relied upon is current.
● Application and operation examples described in this catalog are quoted for the sole purpose of reference for the use of
the products herein and Sanken can assume no responsibility for any infringement of industrial property rights,
intellectual property rights or any other rights of Sanken or any third party which may result from its use.
● When using the products herein, the applicability and suitability of such products for the intended purpose or object shall
be reviewed at the users’ responsibility.
● Although Sanken undertakes to enhance the quality and reliability of its products, the occurrence of failure nd defect of
semiconductor products at a certain rate is inevitable. Users of Sanken products are requested to take, at their own risk,
preventative measures including safety design of the equipment or systems against any possible injury, death, fires or
damages to the society due to device failure or malfunction.
● Sanken products listed in this catalog are designed and intended for the use as components in general purpose electronic
equipment or apparatus (home appliances, office equipment, telecommunication equipment, measuring equipment, etc.).
Before placing an order, the user’s written consent to the specifications is requested.
When considering the use of Sanken products in the applications where higher reliability is required (transportation
equipment and its control systems, traffic signal control systems or equipment, fire/crime alarm systems, various safety
devices, etc.), please contact your nearest Sanken sales representative to discuss and obtain written confirmation of your
specifications. The use of Sanken products without the written consent of Sanken in the applications where extremely
high reliability is required (aerospace equipment, nuclear power control systems, life support systems, etc.) is strictly
prohibited.
● Anti radioactive ray design is not considered for the products listed herein.
● This publication shall not be reproduced in whole or in part without prior written approval from Sanken.
●This is notification that you, as purchaser of the products/technology, are not allowed to perform any of the following:
1. Resell or retransfer these products/technology to any party intending to disturb international peace and security.
2. Use these products/technology yourself for activities disturbing international peace and security.
3. Allow any other party to use these products/technology for activities disturbing international peace and security.
Also, as purchaser of these products/technology, you agree to follow the procedures for the export or
transfer of these products/technology, under the Foreign Exchange and Foreign Trade Law, when you
export or transfer the products/technology abroad.
Sanken Electric Co.,Ltd.
T02-002EA-051124